Steffen Wieland

Reactor with porous hollow fibers for chemical reactions

Fuel cell system with an assigned hydrogen generating arrangement

Fuel cell system having an associated hydrogen generating device

Reaktor für eine katalytische chemische Reaktion, insbesondere Methanolreformierungsreaktor

Device and method for cleansing exhaust gas

Steam reforming apparatus used in a fuel cell system comprises a pyrolysis reactor connected to a shift reactor

System for extracting a liquid from a gas stream

Fuel cell system with cathode-side water separating devices

Reactor catalytically-converting hydrocarbon in presence of oxygen, to produce very pure hydrogen for use in e.g. vehicle fuel cells, employs selectively-permeable membranes for oxygen and hydrogen

Membrane module for removing hydrogen from product gas produced in a reforming reaction in fuel cells of vehicles has separating elements containing an electrically conducting substrate